From patchwork Thu Feb 29 06:36:47 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaoyao Li X-Patchwork-Id: 13576548 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.15]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C27EB44C8F for ; Thu, 29 Feb 2024 06:40:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.15 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709188832; cv=none; b=rVewRki7SU/zmAan2jMfEOwMBf+uaEBlTKS/EEdjoMEfDflRXddViG8OSXBZ+NEHIQgoCOgX7Vzr3zCy+aynmEzhxgpx2TLF5SKGdpKBFhhS7l2BJE4cNMyeY8ARSuhwfMnD6FaDjQWAaKKP9PKxiwn8A2770xybPhUhXpjFi/c= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709188832; c=relaxed/simple; bh=KgGvDoYjulZa9KIa+uPzie2x7EG+Tf77DFx6csW1Tk4=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=QSsmQ5ORBDYL51WAVg0UIg+1ZdDy+1MonABxcr2tdnAyIzex7+JiQDidEco+dzJVZE5PLTp9PdHlKzdr1HYUs3S1AlwP/XtE6YcGYdEUp4AuBlkWsgSrV3wHypcW2+stC7tFWyNoMprLjxbDpPPXuhqQ74HvEzQEN5UywmgLS+k= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=Kb3T8j8i; arc=none smtp.client-ip=192.198.163.15 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="Kb3T8j8i" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1709188830; x=1740724830; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=KgGvDoYjulZa9KIa+uPzie2x7EG+Tf77DFx6csW1Tk4=; b=Kb3T8j8i/VpzQaVckDSAjmr6T9PRCtlJS1SgUNS5rNtYov6TsJvhT6IN ygutEvFg5W7LcCP9M6VA0ffCVVRYHtWASd8Z7udYXE9juLPrYOixY3pZT VprAV+Ne1pUkk/6xyaBWDuyBjOX/muWOnToCtGKfxsTSzHoq7Nyq4ixn+ V8ef8raSHQfkf9ExTL9/EvT4uQgwq42UqSa93NdOA+ewSdG6Vi3aVM0EW k0bbLElicL7NVoO265qxukDnYmy3m6K3ikewawMHhlY2rGs1UzhkFFeYY jZ/53lsWwUbp37kxSHlTzaKOW/DELumzJzlQsuDNMmrFrbLZ97PTCbc4z g==; X-IronPort-AV: E=McAfee;i="6600,9927,10998"; a="3802748" X-IronPort-AV: E=Sophos;i="6.06,192,1705392000"; d="scan'208";a="3802748" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Feb 2024 22:40:25 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.06,192,1705392000"; d="scan'208";a="8075516" Received: from lxy-clx-4s.sh.intel.com ([10.239.48.52]) by orviesa007.jf.intel.com with ESMTP; 28 Feb 2024 22:40:19 -0800 From: Xiaoyao Li To: Paolo Bonzini , David Hildenbrand , Igor Mammedov , Eduardo Habkost , Marcel Apfelbaum , =?utf-8?q?Philippe_Mathieu-D?= =?utf-8?q?aud=C3=A9?= , Yanan Wang , "Michael S. Tsirkin" , Richard Henderson , Ani Sinha , Peter Xu , Cornelia Huck , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Eric Blake , Markus Armbruster , Marcelo Tosatti Cc: kvm@vger.kernel.org, qemu-devel@nongnu.org, Michael Roth , Claudio Fontana , Gerd Hoffmann , Isaku Yamahata , Chenyi Qiang , xiaoyao.li@intel.com Subject: [PATCH v5 26/65] i386/tdx: Make sept_ve_disable set by default Date: Thu, 29 Feb 2024 01:36:47 -0500 Message-Id: <20240229063726.610065-27-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240229063726.610065-1-xiaoyao.li@intel.com> References: <20240229063726.610065-1-xiaoyao.li@intel.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Isaku Yamahata For TDX KVM use case, Linux guest is the most major one. It requires sept_ve_disable set. Make it default for the main use case. For other use case, it can be enabled/disabled via qemu command line. Signed-off-by: Isaku Yamahata --- target/i386/kvm/tdx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/i386/kvm/tdx.c b/target/i386/kvm/tdx.c index 806192158c9d..b6295a644566 100644 --- a/target/i386/kvm/tdx.c +++ b/target/i386/kvm/tdx.c @@ -548,7 +548,7 @@ static void tdx_guest_init(Object *obj) qemu_mutex_init(&tdx->lock); - tdx->attributes = 0; + tdx->attributes = TDX_TD_ATTRIBUTES_SEPT_VE_DISABLE; object_property_add_bool(obj, "sept-ve-disable", tdx_guest_get_sept_ve_disable,